Smaller Numbers take a smaller number of bytes.

小的数值占用更小的字节。

youdao

It returns the number of bytes read, or 0 or -1.

它返回读取的字节数、0或者- 1。

youdao

It returns the number of bytes actually written, or 0 or -1.

它将返回实际写入的字节数、0或者- 1。

youdao

It's just a little block of memory in RAM, you know, that represents four bytes, 32-bits and the Number Two is currently in it.

它只是一小块内存块，它表示4个字节，32位,那个数字2就存储在里面。

哈佛公开课 - 计算机科学课程节选